Necklace



1.1 is a top view of a necklace showing my new design;

1.2 is a bottom view thereof;

1.3 is front perspective view thereof;

1.4 is a right side perspective view thereof;

1.5 is a back perspective view thereof;

1.6 is a left side perspective view thereof; and

1.7 is a perspective view thereof.

The broken lines in the figures depict portions of the necklace that form no part of the claimed design. 

CLAIM The ornamental design for a necklace, as shown and described. 